Finding the Third Proportional to 3,328,757 and 7,171,733

Step by Step Solution

1. Step 1: Write the proportion equation
   3,328,757 : 7,171,733 = 7,171,733 : x
2. Step 2: Convert to fraction form
   3,328,757/7,171,733 = 7,171,733/x
3. Step 3: Cross multiply
   3,328,757x = 7,171,733 × 7,171,733
4. Step 4: Simplify right side
   3,328,757x = 51,433,754,223,289
5. Step 5: Solve for x
   x = 51,433,754,223,289/3,328,757
6. Step 6: Final answer
   x = 15,451,339.41